The newly released trailer of Dies Irae wastes no time in setting a disturbing mood. Pranav Mohanlal's character is shown wandering through an isolated house, his face twisted in terror as he reacts to something lurking just beyond sight. At one point, an unseen presence yanks him by the collar and drags him away, while another moment has him whispering in despair, "Would anyone believe me if I say all of these?"A Glimpse of Fear in the TrailerThe makers describe the film as "based on some true events," a detail that only deepens the sense of unease.